Econometrica

Journal Of The Econometric Society

An International Society for the Advancement of Economic
Theory in its Relation to Statistics and Mathematics

Edited by: Guido W. Imbens • Print ISSN: 0012-9682 • Online ISSN: 1468-0262

Econometrica: Nov, 2007, Volume 75, Issue 6

Social Learning in One‐Arm Bandit Problems

https://doi.org/10.1111/j.1468-0262.2007.00807.x
p. 1591-1611

Dinah Rosenberg, Eilon Solan, Nicolas Vieille

We study a two‐player one‐arm bandit problem in discrete time, in which the risky arm can have two possible types, high and low, the decision to stop experimenting is irreversible, and players observe each other's actions but not each other's payoffs. We prove that all equilibria are in cutoff strategies and provide several qualitative results on the sequence of cutoffs.


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